289242960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1205179}}^1$

素因数の和:1205195

約数の個数: 40

約数和(自身を含む): 896653920

約数和(自身を除く): 607410960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1205179, 2410358, 3615537, 4820716, 6025895, 7231074, 9641432, 12051790, 14462148, 18077685, 19282864, 24103580, 28924296, 36155370, 48207160, 57848592, 72310740, 96414320, 144621480, 289242960]

約数ペア:

[(1, 289242960), (2, 144621480), (3, 96414320), (4, 72310740), (5, 57848592), (6, 48207160), (8, 36155370), (10, 28924296), (12, 24103580), (15, 19282864), (16, 18077685), (20, 14462148), (24, 12051790), (30, 9641432), (40, 7231074), (48, 6025895), (60, 4820716), (80, 3615537), (120, 2410358), (240, 1205179)]